The Hawkins, a loving but troubled family decide to buy a 'Synth' called Anita, but they start to suspect there's something unusual about her...

Laura feels increasingly threatened by the presence of Synth Anita, and Leo's quest for information takes him to dangerous places.

Laura is begrudgingly forced to keep Anita when she saves Toby from a road accident. George is planning an escape with Odi and Pete's hot temper earns him a suspension from work.